Question
Mrs John compares the length of 3 strings, Q, R and S. String Q is 343 cm long. It is 178 cm longer than String S. String S is 198 cm shorter than String R. What is the length of String R?
4 m

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Mrs John compares the length of 3 strings, Q, R and S. String Q is 343 cm long. It is 178 cm longer than String S. String S is 198 cm shorter than String R. What is the length of String R?